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From: Sasha Levin <sashal@kernel.org>
To: Pavel Machek <pavel@ucw.cz>
Cc: Thomas Zimmermann <tzimmermann@suse.de>,
	alexander.deucher@amd.com, chris@chris-wilson.co.uk,
	ville.syrjala@linux.intel.com, Hawking.Zhang@amd.com,
	tvrtko.ursulin@intel.com, linux-kernel@vger.kernel.org,
	linux-hyperv@vger.kernel.org, kys@microsoft.com,
	haiyangz@microsoft.com, sthemmin@microsoft.com,
	wei.liu@kernel.org, spronovo@microsoft.com, iourit@microsoft.com,
	dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
	gregkh@linuxfoundation.org
Subject: Re: [RFC PATCH 0/4] DirectX on Linux
Date: Tue, 16 Jun 2020 09:28:19 -0400
Message-ID: <20200616132819.GP1931@sasha-vm> (raw)
In-Reply-To: <20200616105112.GC1718@bug>

On Tue, Jun 16, 2020 at 12:51:13PM +0200, Pavel Machek wrote:
>Hi!
>
>> > The driver creates the /dev/dxg device, which can be opened by user mode
>> > application and handles their ioctls. The IOCTL interface to the driver
>> > is defined in dxgkmthk.h (Dxgkrnl Graphics Port Driver ioctl
>> > definitions). The interface matches the D3DKMT interface on Windows.
>> > Ioctls are implemented in ioctl.c.
>>
>> Echoing what others said, you're not making a DRM driver. The driver should live outside
>> of the DRM code.
>>
>
>Actually, this sounds to me like "this should not be merged into linux kernel". I mean,
>we already have DRM API on Linux. We don't want another one, do we?

This driver doesn't have any display functionality.

>And at the very least... this misses API docs for /dev/dxg. Code can't really
>be reviewed without that.

The docs live here: https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/d3dkmthk/

-- 
Thanks,
Sasha

  reply index

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-19 16:32 Sasha Levin
2020-05-19 16:32 ` [RFC PATCH 2/4] gpu: dxgkrnl: hook up dxgkrnl Sasha Levin
2020-05-19 16:32 ` [RFC PATCH 3/4] Drivers: hv: vmbus: " Sasha Levin
2020-05-19 16:32 ` [RFC PATCH 4/4] gpu: dxgkrnl: create a MAINTAINERS entry Sasha Levin
     [not found] ` <20200519163234.226513-2-sashal@kernel.org>
2020-05-19 17:19   ` [RFC PATCH 1/4] gpu: dxgkrnl: core code Greg KH
2020-05-19 17:21   ` Greg KH
2020-05-19 17:45     ` Sasha Levin
2020-05-20  6:13       ` Greg KH
2020-05-19 17:27   ` Greg KH
2020-05-19 19:21 ` [RFC PATCH 0/4] DirectX on Linux Daniel Vetter
2020-05-19 20:36   ` Sasha Levin
2020-05-20 10:37     ` Jan Engelhardt
2020-06-28 23:39     ` James Hilliard
2020-05-19 22:42 ` Dave Airlie
2020-05-19 23:01   ` Daniel Vetter
2020-05-20  3:47     ` [EXTERNAL] " Steve Pronovost
     [not found]       ` <CAKMK7uFubAxtMEeCOYtvgjGYtmDVJeXcPFzmRD7t5BUm_GPP0w@mail.gmail.com>
     [not found]         ` <MWHPR21MB02870909F08EBA08EB903635C7B60@MWHPR21MB0287.namprd21.prod.outlook.com>
2020-05-20 15:34           ` Steve Pronovost
2020-06-16 10:51       ` Pavel Machek
2020-05-19 23:12   ` Dave Airlie
2020-06-16 10:51     ` Pavel Machek
2020-06-16 13:21       ` Sasha Levin
2020-05-20  7:10 ` Thomas Zimmermann
2020-05-20  7:42   ` [EXTERNAL] " Steve Pronovost
2020-05-20 11:06     ` Thomas Zimmermann
2020-06-16 10:51   ` Pavel Machek
2020-06-16 13:28     ` Sasha Levin [this message]
2020-06-16 14:41       ` Pavel Machek
2020-06-16 16:00         ` Sasha Levin

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